Catherine of Lancaster

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Catherine of Lancaster
Queen consort of Castile and León
Tenure	9 October 1390 – 25 December 1406
Born	31 March 1373[1] Hertford Castle, Hertfordshire, Kingdom of England
Died	2 June 1418(1418-06-02) (aged 45) Valladolid, Castile and León
Burial	Cathedral of Toledo, Castile-La Mancha
Spouse	Henry III, King of Castile
Issue	John II, King of Castile Catherine, Duchess of Villena Maria, Queen of Aragon
House	Lancaster
Father	John of Gaunt, 1st Duke of Lancaster
Mother	Constance of Castile

Catherine of Lancaster (Castilian: Catalina; 31 March 1373^[1] – 2 June 1418) was Queen of Castile by marriage to King Henry III of Castile. She governed Castile as regent from 1406 until 1418 during the minority of her son.

Queen Catherine was the daughter of John of Gaunt, 1st Duke of Lancaster, and his second wife, Constance of Castile (the daughter and heir of King Peter of Castile, who died at the hands of his half brother Henry II). She was born in Hertford Castle, her father's chief country home, on 31 March 1373.^[1] Catherine became Queen of Castile through her marriage to Henry III.